./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:54:40,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:54:41,009 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:54:41,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:54:41,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:54:41,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:54:41,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:54:41,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:54:41,052 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:54:41,052 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:54:41,052 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:54:41,052 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:54:41,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:54:41,053 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:54:41,053 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:54:41,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:54:41,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:54:41,054 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:54:41,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:54:41,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:54:41,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:54:41,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:54:41,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:54:41,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:54:41,055 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:54:41,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:54:41,056 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:54:41,056 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:54:41,056 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:54:41,056 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:54:41,056 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:54:41,056 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:54:41,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:54:41,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:54:41,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:54:41,057 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:54:41,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:54:41,058 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:54:41,058 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:54:41,058 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:54:41,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:54:41,058 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 [2024-11-23 22:54:41,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:54:41,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:54:41,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:54:41,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:54:41,508 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:54:41,510 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-11-23 22:54:44,735 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/273bf9caf/46b11ba2ddbe459aa098cd57de84079a/FLAGd590101ef [2024-11-23 22:54:45,193 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:54:45,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-11-23 22:54:45,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/273bf9caf/46b11ba2ddbe459aa098cd57de84079a/FLAGd590101ef [2024-11-23 22:54:45,354 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/273bf9caf/46b11ba2ddbe459aa098cd57de84079a [2024-11-23 22:54:45,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:54:45,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:54:45,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:54:45,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:54:45,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:54:45,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@603de4bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45, skipping insertion in model container [2024-11-23 22:54:45,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,412 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:54:45,595 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-11-23 22:54:45,698 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:54:45,712 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:54:45,725 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-11-23 22:54:45,782 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:54:45,803 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:54:45,804 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45 WrapperNode [2024-11-23 22:54:45,804 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:54:45,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:54:45,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:54:45,806 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:54:45,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,827 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,886 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2024-11-23 22:54:45,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:54:45,887 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:54:45,887 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:54:45,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:54:45,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,904 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,945 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 22:54:45,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,965 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,978 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:45,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:46,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:54:46,001 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:54:46,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:54:46,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:54:46,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (1/1) ... [2024-11-23 22:54:46,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:54:46,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:54:46,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:54:46,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:54:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:54:46,083 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:54:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:54:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:54:46,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:54:46,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:54:46,202 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:54:46,204 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:54:46,870 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-23 22:54:46,870 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:54:46,891 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:54:46,891 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:54:46,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:54:46 BoogieIcfgContainer [2024-11-23 22:54:46,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:54:46,949 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:54:46,949 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:54:46,961 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:54:46,961 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:54:45" (1/3) ... [2024-11-23 22:54:46,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5301c768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:54:46, skipping insertion in model container [2024-11-23 22:54:46,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:54:45" (2/3) ... [2024-11-23 22:54:46,962 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5301c768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:54:46, skipping insertion in model container [2024-11-23 22:54:46,962 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:54:46" (3/3) ... [2024-11-23 22:54:46,964 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-11-23 22:54:46,985 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:54:46,987 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i that has 2 procedures, 97 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:54:47,071 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:54:47,084 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7f23ac75, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:54:47,084 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:54:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-23 22:54:47,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-23 22:54:47,109 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:54:47,110 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:54:47,111 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:54:47,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:54:47,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1886477263, now seen corresponding path program 1 times [2024-11-23 22:54:47,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:54:47,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110961267] [2024-11-23 22:54:47,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:47,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:54:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 2312 trivial. 0 not checked. [2024-11-23 22:54:47,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:54:47,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110961267] [2024-11-23 22:54:47,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110961267] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:54:47,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [746633328] [2024-11-23 22:54:47,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:47,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:54:47,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:54:47,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:54:47,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:54:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:48,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:54:48,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:54:48,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 2312 trivial. 0 not checked. [2024-11-23 22:54:48,173 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:54:48,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [746633328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:54:48,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:54:48,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:54:48,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277375419] [2024-11-23 22:54:48,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:54:48,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:54:48,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:54:48,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:54:48,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:54:48,218 INFO L87 Difference]: Start difference. First operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-23 22:54:48,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:54:48,279 INFO L93 Difference]: Finished difference Result 187 states and 339 transitions. [2024-11-23 22:54:48,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:54:48,282 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) Word has length 218 [2024-11-23 22:54:48,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:54:48,293 INFO L225 Difference]: With dead ends: 187 [2024-11-23 22:54:48,294 INFO L226 Difference]: Without dead ends: 93 [2024-11-23 22:54:48,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:54:48,307 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:54:48,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:54:48,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-23 22:54:48,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-23 22:54:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-23 22:54:48,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 147 transitions. [2024-11-23 22:54:48,370 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 147 transitions. Word has length 218 [2024-11-23 22:54:48,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:54:48,373 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 147 transitions. [2024-11-23 22:54:48,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-23 22:54:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2024-11-23 22:54:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-23 22:54:48,384 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:54:48,384 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:54:48,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-23 22:54:48,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 22:54:48,586 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:54:48,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:54:48,587 INFO L85 PathProgramCache]: Analyzing trace with hash 654757714, now seen corresponding path program 1 times [2024-11-23 22:54:48,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:54:48,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834644087] [2024-11-23 22:54:48,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:48,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:54:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-23 22:54:50,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:54:50,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834644087] [2024-11-23 22:54:50,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834644087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:54:50,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:54:50,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 22:54:50,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251117529] [2024-11-23 22:54:50,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:54:50,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:54:50,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:54:50,830 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:54:50,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:54:50,830 INFO L87 Difference]: Start difference. First operand 93 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:54:51,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:54:51,584 INFO L93 Difference]: Finished difference Result 274 states and 436 transitions. [2024-11-23 22:54:51,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:54:51,586 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2024-11-23 22:54:51,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:54:51,593 INFO L225 Difference]: With dead ends: 274 [2024-11-23 22:54:51,596 INFO L226 Difference]: Without dead ends: 184 [2024-11-23 22:54:51,597 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:54:51,598 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 80 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-23 22:54:51,599 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 474 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-23 22:54:51,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-23 22:54:51,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 154. [2024-11-23 22:54:51,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 81 states have (on average 1.2592592592592593) internal successors, (102), 81 states have internal predecessors, (102), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-23 22:54:51,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 242 transitions. [2024-11-23 22:54:51,681 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 242 transitions. Word has length 219 [2024-11-23 22:54:51,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:54:51,682 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 242 transitions. [2024-11-23 22:54:51,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:54:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 242 transitions. [2024-11-23 22:54:51,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-23 22:54:51,687 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:54:51,687 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:54:51,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:54:51,690 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:54:51,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:54:51,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1514747502, now seen corresponding path program 1 times [2024-11-23 22:54:51,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:54:51,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733061381] [2024-11-23 22:54:51,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:51,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:54:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:51,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-23 22:54:51,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:54:51,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733061381] [2024-11-23 22:54:51,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733061381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:54:51,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:54:51,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 22:54:51,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960452804] [2024-11-23 22:54:51,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:54:51,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 22:54:51,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:54:51,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 22:54:51,975 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:54:51,975 INFO L87 Difference]: Start difference. First operand 154 states and 242 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:54:52,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:54:52,087 INFO L93 Difference]: Finished difference Result 311 states and 487 transitions. [2024-11-23 22:54:52,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 22:54:52,088 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 220 [2024-11-23 22:54:52,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:54:52,096 INFO L225 Difference]: With dead ends: 311 [2024-11-23 22:54:52,096 INFO L226 Difference]: Without dead ends: 221 [2024-11-23 22:54:52,097 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 22:54:52,098 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 86 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:54:52,098 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 287 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:54:52,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-23 22:54:52,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 218. [2024-11-23 22:54:52,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 124 states have (on average 1.2983870967741935) internal successors, (161), 125 states have internal predecessors, (161), 89 states have call successors, (89), 4 states have call predecessors, (89), 4 states have return successors, (89), 88 states have call predecessors, (89), 89 states have call successors, (89) [2024-11-23 22:54:52,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 339 transitions. [2024-11-23 22:54:52,195 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 339 transitions. Word has length 220 [2024-11-23 22:54:52,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:54:52,196 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 339 transitions. [2024-11-23 22:54:52,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:54:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 339 transitions. [2024-11-23 22:54:52,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-23 22:54:52,204 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:54:52,204 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:54:52,205 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:54:52,205 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:54:52,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:54:52,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1962571344, now seen corresponding path program 1 times [2024-11-23 22:54:52,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:54:52,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453771613] [2024-11-23 22:54:52,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:52,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:54:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 30 proven. 168 refuted. 0 times theorem prover too weak. 2182 trivial. 0 not checked. [2024-11-23 22:54:53,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:54:53,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453771613] [2024-11-23 22:54:53,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453771613] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:54:53,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296977509] [2024-11-23 22:54:53,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:53,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:54:53,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:54:53,695 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:54:53,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:54:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:54:53,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:54:53,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:54:54,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2024-11-23 22:54:54,580 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:54:55,180 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-23 22:54:55,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296977509] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:54:55,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:54:55,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 17 [2024-11-23 22:54:55,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519804403] [2024-11-23 22:54:55,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:54:55,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-23 22:54:55,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:54:55,183 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-23 22:54:55,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2024-11-23 22:54:55,184 INFO L87 Difference]: Start difference. First operand 218 states and 339 transitions. Second operand has 17 states, 17 states have (on average 7.294117647058823) internal successors, (124), 17 states have internal predecessors, (124), 5 states have call successors, (92), 2 states have call predecessors, (92), 4 states have return successors, (94), 5 states have call predecessors, (94), 5 states have call successors, (94) [2024-11-23 22:54:58,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:54:58,886 INFO L93 Difference]: Finished difference Result 790 states and 1157 transitions. [2024-11-23 22:54:58,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-23 22:54:58,887 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 7.294117647058823) internal successors, (124), 17 states have internal predecessors, (124), 5 states have call successors, (92), 2 states have call predecessors, (92), 4 states have return successors, (94), 5 states have call predecessors, (94), 5 states have call successors, (94) Word has length 220 [2024-11-23 22:54:58,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:54:58,901 INFO L225 Difference]: With dead ends: 790 [2024-11-23 22:54:58,901 INFO L226 Difference]: Without dead ends: 640 [2024-11-23 22:54:58,905 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 502 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 879 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=703, Invalid=2957, Unknown=0, NotChecked=0, Total=3660 [2024-11-23 22:54:58,907 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 796 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 801 SdHoareTripleChecker+Valid, 806 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:54:58,910 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [801 Valid, 806 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-23 22:54:58,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 640 states. [2024-11-23 22:54:59,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 640 to 473. [2024-11-23 22:54:59,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 303 states have (on average 1.2871287128712872) internal successors, (390), 307 states have internal predecessors, (390), 147 states have call successors, (147), 22 states have call predecessors, (147), 22 states have return successors, (147), 143 states have call predecessors, (147), 147 states have call successors, (147) [2024-11-23 22:54:59,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 684 transitions. [2024-11-23 22:54:59,067 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 684 transitions. Word has length 220 [2024-11-23 22:54:59,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:54:59,068 INFO L471 AbstractCegarLoop]: Abstraction has 473 states and 684 transitions. [2024-11-23 22:54:59,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.294117647058823) internal successors, (124), 17 states have internal predecessors, (124), 5 states have call successors, (92), 2 states have call predecessors, (92), 4 states have return successors, (94), 5 states have call predecessors, (94), 5 states have call successors, (94) [2024-11-23 22:54:59,068 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 684 transitions. [2024-11-23 22:54:59,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-23 22:54:59,072 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:54:59,072 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:54:59,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-23 22:54:59,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:54:59,273 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:54:59,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:54:59,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1704405906, now seen corresponding path program 1 times [2024-11-23 22:54:59,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:54:59,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105852012] [2024-11-23 22:54:59,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:54:59,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:54:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:00,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-23 22:55:00,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:55:00,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105852012] [2024-11-23 22:55:00,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105852012] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:55:00,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:55:00,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 22:55:00,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81248251] [2024-11-23 22:55:00,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:55:00,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:55:00,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:55:00,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:55:00,090 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:55:00,090 INFO L87 Difference]: Start difference. First operand 473 states and 684 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-23 22:55:00,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:00,768 INFO L93 Difference]: Finished difference Result 932 states and 1346 transitions. [2024-11-23 22:55:00,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:55:00,769 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 220 [2024-11-23 22:55:00,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:00,775 INFO L225 Difference]: With dead ends: 932 [2024-11-23 22:55:00,775 INFO L226 Difference]: Without dead ends: 535 [2024-11-23 22:55:00,777 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:55:00,778 INFO L435 NwaCegarLoop]: 185 mSDtfsCounter, 183 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:00,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 558 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 285 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 22:55:00,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2024-11-23 22:55:00,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 529. [2024-11-23 22:55:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 352 states have (on average 1.3039772727272727) internal successors, (459), 358 states have internal predecessors, (459), 151 states have call successors, (151), 25 states have call predecessors, (151), 25 states have return successors, (151), 145 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-23 22:55:00,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 761 transitions. [2024-11-23 22:55:00,896 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 761 transitions. Word has length 220 [2024-11-23 22:55:00,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:00,897 INFO L471 AbstractCegarLoop]: Abstraction has 529 states and 761 transitions. [2024-11-23 22:55:00,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 2 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-23 22:55:00,897 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 761 transitions. [2024-11-23 22:55:00,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-23 22:55:00,900 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:00,901 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:00,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 22:55:00,901 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:00,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:00,902 INFO L85 PathProgramCache]: Analyzing trace with hash 498016174, now seen corresponding path program 1 times [2024-11-23 22:55:00,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:55:00,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770728949] [2024-11-23 22:55:00,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:00,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:55:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-23 22:55:01,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:55:01,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770728949] [2024-11-23 22:55:01,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770728949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:55:01,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:55:01,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 22:55:01,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768606920] [2024-11-23 22:55:01,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:55:01,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:55:01,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:55:01,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:55:01,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:55:01,562 INFO L87 Difference]: Start difference. First operand 529 states and 761 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:55:02,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:02,666 INFO L93 Difference]: Finished difference Result 1035 states and 1485 transitions. [2024-11-23 22:55:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:55:02,669 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 221 [2024-11-23 22:55:02,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:02,679 INFO L225 Difference]: With dead ends: 1035 [2024-11-23 22:55:02,681 INFO L226 Difference]: Without dead ends: 586 [2024-11-23 22:55:02,683 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:55:02,684 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 203 mSDsluCounter, 323 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:02,684 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 487 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-23 22:55:02,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2024-11-23 22:55:02,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 538. [2024-11-23 22:55:02,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 360 states have (on average 1.3055555555555556) internal successors, (470), 366 states have internal predecessors, (470), 151 states have call successors, (151), 26 states have call predecessors, (151), 26 states have return successors, (151), 145 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-23 22:55:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 772 transitions. [2024-11-23 22:55:02,837 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 772 transitions. Word has length 221 [2024-11-23 22:55:02,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:02,838 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 772 transitions. [2024-11-23 22:55:02,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:55:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 772 transitions. [2024-11-23 22:55:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-23 22:55:02,842 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:02,842 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:02,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 22:55:02,843 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:02,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:02,844 INFO L85 PathProgramCache]: Analyzing trace with hash -945729699, now seen corresponding path program 1 times [2024-11-23 22:55:02,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:55:02,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703819502] [2024-11-23 22:55:02,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:02,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:55:03,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 78 proven. 24 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-23 22:55:03,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:55:03,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703819502] [2024-11-23 22:55:03,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703819502] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:55:03,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1887333046] [2024-11-23 22:55:03,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:03,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:55:03,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:55:03,347 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:55:03,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 22:55:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:03,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:55:03,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 918 proven. 24 refuted. 0 times theorem prover too weak. 1438 trivial. 0 not checked. [2024-11-23 22:55:03,801 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:55:04,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 78 proven. 24 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-23 22:55:04,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1887333046] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:55:04,176 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:55:04,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-23 22:55:04,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082606557] [2024-11-23 22:55:04,177 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:55:04,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 22:55:04,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:55:04,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 22:55:04,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:55:04,180 INFO L87 Difference]: Start difference. First operand 538 states and 772 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-23 22:55:04,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:04,675 INFO L93 Difference]: Finished difference Result 1042 states and 1478 transitions. [2024-11-23 22:55:04,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 22:55:04,676 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 221 [2024-11-23 22:55:04,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:04,683 INFO L225 Difference]: With dead ends: 1042 [2024-11-23 22:55:04,683 INFO L226 Difference]: Without dead ends: 588 [2024-11-23 22:55:04,685 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 449 GetRequests, 439 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:55:04,686 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 124 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:04,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 243 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-23 22:55:04,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2024-11-23 22:55:04,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 550. [2024-11-23 22:55:04,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 369 states have (on average 1.2628726287262872) internal successors, (466), 375 states have internal predecessors, (466), 151 states have call successors, (151), 29 states have call predecessors, (151), 29 states have return successors, (151), 145 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-23 22:55:04,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 768 transitions. [2024-11-23 22:55:04,869 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 768 transitions. Word has length 221 [2024-11-23 22:55:04,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:04,870 INFO L471 AbstractCegarLoop]: Abstraction has 550 states and 768 transitions. [2024-11-23 22:55:04,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 7 states have internal predecessors, (58), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-23 22:55:04,870 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 768 transitions. [2024-11-23 22:55:04,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-23 22:55:04,878 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:04,879 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:04,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-23 22:55:05,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:55:05,080 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:05,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:05,081 INFO L85 PathProgramCache]: Analyzing trace with hash -943882657, now seen corresponding path program 1 times [2024-11-23 22:55:05,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:55:05,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227841927] [2024-11-23 22:55:05,081 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:05,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:55:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:55:05,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2083887518] [2024-11-23 22:55:05,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:05,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:55:05,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:55:05,333 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:55:05,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-23 22:55:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:05,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-23 22:55:05,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:08,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 633 proven. 327 refuted. 0 times theorem prover too weak. 1420 trivial. 0 not checked. [2024-11-23 22:55:08,390 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:55:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 36 proven. 165 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2024-11-23 22:55:11,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:55:11,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227841927] [2024-11-23 22:55:11,304 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-23 22:55:11,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2083887518] [2024-11-23 22:55:11,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2083887518] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:55:11,305 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:55:11,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11] total 27 [2024-11-23 22:55:11,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686713587] [2024-11-23 22:55:11,306 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:55:11,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-23 22:55:11,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:55:11,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-23 22:55:11,309 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=528, Unknown=0, NotChecked=0, Total=702 [2024-11-23 22:55:11,310 INFO L87 Difference]: Start difference. First operand 550 states and 768 transitions. Second operand has 27 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 7 states have call successors, (66), 5 states have call predecessors, (66), 9 states have return successors, (67), 7 states have call predecessors, (67), 7 states have call successors, (67) [2024-11-23 22:55:23,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:23,145 INFO L93 Difference]: Finished difference Result 1680 states and 2221 transitions. [2024-11-23 22:55:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-11-23 22:55:23,146 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 7 states have call successors, (66), 5 states have call predecessors, (66), 9 states have return successors, (67), 7 states have call predecessors, (67), 7 states have call successors, (67) Word has length 221 [2024-11-23 22:55:23,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:23,155 INFO L225 Difference]: With dead ends: 1680 [2024-11-23 22:55:23,156 INFO L226 Difference]: Without dead ends: 1218 [2024-11-23 22:55:23,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 487 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1424 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1141, Invalid=3689, Unknown=0, NotChecked=0, Total=4830 [2024-11-23 22:55:23,160 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 710 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 718 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:23,160 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [718 Valid, 510 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1203 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2024-11-23 22:55:23,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1218 states. [2024-11-23 22:55:23,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1218 to 518. [2024-11-23 22:55:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 340 states have (on average 1.2352941176470589) internal successors, (420), 342 states have internal predecessors, (420), 143 states have call successors, (143), 34 states have call predecessors, (143), 34 states have return successors, (143), 141 states have call predecessors, (143), 143 states have call successors, (143) [2024-11-23 22:55:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 706 transitions. [2024-11-23 22:55:23,346 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 706 transitions. Word has length 221 [2024-11-23 22:55:23,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:23,347 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 706 transitions. [2024-11-23 22:55:23,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 3.923076923076923) internal successors, (102), 25 states have internal predecessors, (102), 7 states have call successors, (66), 5 states have call predecessors, (66), 9 states have return successors, (67), 7 states have call predecessors, (67), 7 states have call successors, (67) [2024-11-23 22:55:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 706 transitions. [2024-11-23 22:55:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-23 22:55:23,351 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:23,352 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:23,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-23 22:55:23,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:55:23,553 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:23,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:23,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1706274788, now seen corresponding path program 1 times [2024-11-23 22:55:23,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:55:23,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1877536885] [2024-11-23 22:55:23,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:23,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:55:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-23 22:55:23,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [127347613] [2024-11-23 22:55:23,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:23,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:55:23,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:55:23,864 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:55:23,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-23 22:55:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:55:24,259 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:55:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:55:24,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:55:24,856 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:55:24,857 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:55:24,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-23 22:55:25,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-11-23 22:55:25,062 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:25,220 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:55:25,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:55:25 BoogieIcfgContainer [2024-11-23 22:55:25,223 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:55:25,224 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:55:25,224 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:55:25,224 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:55:25,225 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:54:46" (3/4) ... [2024-11-23 22:55:25,228 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:55:25,229 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:55:25,230 INFO L158 Benchmark]: Toolchain (without parser) took 39870.33ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.7MB in the beginning and 149.2MB in the end (delta: -55.4MB). Peak memory consumption was 174.4MB. Max. memory is 16.1GB. [2024-11-23 22:55:25,230 INFO L158 Benchmark]: CDTParser took 3.87ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:55:25,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.63ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 77.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:55:25,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.75ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:55:25,231 INFO L158 Benchmark]: Boogie Preprocessor took 112.96ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 66.9MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:55:25,231 INFO L158 Benchmark]: RCFGBuilder took 891.14ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 38.1MB in the end (delta: 28.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 22:55:25,232 INFO L158 Benchmark]: TraceAbstraction took 38274.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 90.5MB in the beginning and 149.2MB in the end (delta: -58.7MB). Peak memory consumption was 169.1MB. Max. memory is 16.1GB. [2024-11-23 22:55:25,232 INFO L158 Benchmark]: Witness Printer took 4.85ms. Allocated memory is still 352.3MB. Free memory was 149.2MB in the beginning and 149.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:55:25,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.87ms. Allocated memory is still 167.8MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.63ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 77.3MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.75ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 73.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 112.96ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 66.9MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 891.14ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 38.1MB in the end (delta: 28.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 38274.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 90.5MB in the beginning and 149.2MB in the end (delta: -58.7MB). Peak memory consumption was 169.1MB. Max. memory is 16.1GB. * Witness Printer took 4.85ms. Allocated memory is still 352.3MB. Free memory was 149.2MB in the beginning and 149.2MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someBinaryFLOATComparisonOperation at line 128, overapproximation of someBinaryFLOATComparisonOperation at line 171, overapproximation of someBinaryFLOATComparisonOperation at line 160, overapproximation of someBinaryFLOATComparisonOperation at line 162, overapproximation of someBinaryFLOATComparisonOperation at line 122, overapproximation of someBinaryFLOATComparisonOperation at line 170, overapproximation of someBinaryFLOATComparisonOperation at line 208, overapproximation of someUnaryDOUBLEoperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 208, overapproximation of someBinaryDOUBLEComparisonOperation at line 173. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 5; [L23] unsigned char var_1_5 = 128; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 0; [L26] signed long int var_1_8 = 128; [L27] signed long int var_1_9 = 1967984875; [L28] float var_1_10 = 256.625; [L29] float var_1_11 = 24.5; [L30] float var_1_12 = 999999.25; [L31] unsigned char var_1_13 = 1; [L32] unsigned char var_1_14 = 0; [L33] double var_1_15 = 127.3; [L34] float var_1_16 = 15.8; [L35] double var_1_17 = -0.4; [L36] unsigned long int var_1_18 = 8; [L37] unsigned long int var_1_19 = 2366774301; [L38] unsigned char var_1_20 = 0; [L39] signed short int var_1_21 = 5; [L40] signed char var_1_22 = 0; [L41] signed char var_1_23 = 2; [L42] unsigned char var_1_24 = 1; [L43] unsigned char var_1_26 = 1; [L44] unsigned char var_1_27 = 0; [L45] unsigned char var_1_28 = 0; [L46] signed long int var_1_29 = -128; [L47] signed short int var_1_35 = -50; [L48] unsigned long int var_1_36 = 4; [L49] unsigned short int var_1_40 = 16; [L50] unsigned short int var_1_43 = 48844; [L51] unsigned short int var_1_44 = 25575; [L52] unsigned short int var_1_45 = 10000; [L53] unsigned long int var_1_47 = 4; [L54] signed char var_1_48 = 2; [L55] signed char var_1_50 = -2; [L56] unsigned char last_1_var_1_1 = 5; [L57] unsigned long int last_1_var_1_18 = 8; [L58] signed char last_1_var_1_22 = 0; VAL [isInitial=0, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L212] isInitial = 1 [L213] FCALL initially() [L215] CALL updateLastVariables() [L203] last_1_var_1_1 = var_1_1 [L204] last_1_var_1_18 = var_1_18 [L205] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=128, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L215] RET updateLastVariables() [L216] CALL updateVariables() [L147] var_1_5 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_5 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L148] RET assume_abort_if_not(var_1_5 >= 127) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L149] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L149] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=10, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L150] var_1_6 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L151] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L152] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L152] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=0, var_1_8=128, var_1_9=1967984875] [L153] var_1_7 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_8=128, var_1_9=1967984875] [L155] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1967984875] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1967984875] [L155] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1967984875] [L156] var_1_9 = __VERIFIER_nondet_long() [L157] CALL assume_abort_if_not(var_1_9 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L157] RET assume_abort_if_not(var_1_9 >= 1073741822) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L158] CALL assume_abort_if_not(var_1_9 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L158] RET assume_abort_if_not(var_1_9 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_11=49/2, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L159] var_1_11 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L160] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_12=3999997/4, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L161] var_1_12 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L162] RET assume_abort_if_not((var_1_12 >= -922337.2036854765600e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=1, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L163] var_1_13 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L164] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L165] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L165] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L166] var_1_14 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L167] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L168] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L168] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_16=79/5, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L169] var_1_16 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L170] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L171] CALL assume_abort_if_not(var_1_16 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L171] RET assume_abort_if_not(var_1_16 != 0.0F) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L172] var_1_17 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L173] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2366774301, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L174] var_1_19 = __VERIFIER_nondet_ulong() [L175] CALL assume_abort_if_not(var_1_19 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L175] RET assume_abort_if_not(var_1_19 >= 2147483647) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L176] CALL assume_abort_if_not(var_1_19 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L176] RET assume_abort_if_not(var_1_19 <= 4294967294) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=0, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L177] var_1_20 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L178] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L179] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L179] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=2, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L180] var_1_23 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_23 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L181] RET assume_abort_if_not(var_1_23 >= -63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L182] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L182] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L183] var_1_26 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L184] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L185] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L185] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L186] var_1_27 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L187] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L188] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L188] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L189] var_1_28 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L190] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L191] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L191] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=48844, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L192] var_1_43 = __VERIFIER_nondet_ushort() [L193] CALL assume_abort_if_not(var_1_43 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L193] RET assume_abort_if_not(var_1_43 >= 32767) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L194] CALL assume_abort_if_not(var_1_43 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L194] RET assume_abort_if_not(var_1_43 <= 65534) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=25575, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L195] var_1_44 = __VERIFIER_nondet_ushort() [L196] CALL assume_abort_if_not(var_1_44 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L196] RET assume_abort_if_not(var_1_44 >= 16383) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L197] CALL assume_abort_if_not(var_1_44 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L197] RET assume_abort_if_not(var_1_44 <= 32767) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=10000, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L198] var_1_45 = __VERIFIER_nondet_ushort() [L199] CALL assume_abort_if_not(var_1_45 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L199] RET assume_abort_if_not(var_1_45 >= 8191) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L200] CALL assume_abort_if_not(var_1_45 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L200] RET assume_abort_if_not(var_1_45 <= 16383) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L216] RET updateVariables() [L217] CALL step() [L62] unsigned char stepLocal_2 = var_1_9 >= last_1_var_1_22; [L63] signed long int stepLocal_1 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_1=5, stepLocal_2=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L64] COND FALSE !(stepLocal_1 > last_1_var_1_18) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_2=1, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=8, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L67] COND TRUE var_1_20 || stepLocal_2 [L68] var_1_18 = var_1_6 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=5, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L73] COND TRUE last_1_var_1_1 > (var_1_18 * var_1_18) [L74] var_1_1 = (var_1_5 - (var_1_6 + var_1_7)) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L78] COND TRUE var_1_7 >= (~ ((((var_1_5) > (var_1_44)) ? (var_1_5) : (var_1_44)))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=4, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L79] COND TRUE var_1_1 >= (~ var_1_22) [L80] var_1_47 = (var_1_44 + var_1_6) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=5, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L83] var_1_21 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=-128, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L84] COND FALSE !((var_1_7 * var_1_21) < ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) [L91] var_1_29 = var_1_21 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=16, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L93] COND FALSE !(var_1_6 > var_1_7) [L98] var_1_40 = (var_1_43 - (var_1_44 - (var_1_45 - var_1_6))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=-2, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L100] var_1_50 = var_1_6 [L101] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_0=-255, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=128, var_1_9=1073741822] [L102] COND TRUE (- var_1_18) > stepLocal_0 [L103] var_1_8 = ((var_1_9 - var_1_21) - var_1_5) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L105] COND FALSE !(var_1_7 < (var_1_18 / var_1_9)) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=4, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L108] COND TRUE (((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) / var_1_9) < var_1_18 [L109] var_1_36 = var_1_6 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=2, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L112] var_1_48 = var_1_23 [L113] signed long int stepLocal_3 = var_1_8; VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, stepLocal_3=1073741505, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L114] COND FALSE !(var_1_18 == stepLocal_3) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2053/8, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L121] COND TRUE var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5))) [L122] var_1_10 = ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1273/10, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L128] COND TRUE (var_1_12 / var_1_16) >= var_1_10 [L129] var_1_15 = (var_1_17 + 255.5) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L131] COND TRUE \read(var_1_20) [L132] var_1_24 = var_1_26 VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L140] COND TRUE var_1_6 < ((((var_1_8) > (var_1_7)) ? (var_1_8) : (var_1_7))) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L141] COND FALSE !(\read(var_1_27)) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L217] RET step() [L218] CALL, EXPR property() [L208-L209] return (((((((last_1_var_1_1 > (var_1_18 * var_1_18)) ? (var_1_1 == ((unsigned char) (var_1_5 - (var_1_6 + var_1_7)))) : (var_1_1 == ((unsigned char) ((((var_1_7) < ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))) ? (var_1_7) : ((((((16) < 0 ) ? -(16) : (16))) + var_1_6))))))) && (((- var_1_18) > var_1_6) ? (var_1_8 == ((signed long int) ((var_1_9 - var_1_21) - var_1_5))) : 1)) && ((var_1_8 != ((((var_1_6) < (var_1_5)) ? (var_1_6) : (var_1_5)))) ? (var_1_10 == ((float) ((((var_1_11) > (var_1_12)) ? (var_1_11) : (var_1_12))))) : ((var_1_13 || var_1_14) ? (var_1_10 == ((float) var_1_11)) : 1))) && (((var_1_12 / var_1_16) >= var_1_10) ? (var_1_15 == ((double) (var_1_17 + 255.5))) : 1)) && ((last_1_var_1_1 > last_1_var_1_18) ? (var_1_18 == ((unsigned long int) ((((var_1_9) < ((var_1_19 - var_1_6))) ? (var_1_9) : ((var_1_19 - var_1_6)))))) : ((var_1_20 || (var_1_9 >= last_1_var_1_22)) ? (var_1_18 == ((unsigned long int) var_1_6)) : (var_1_18 == ((unsigned long int) var_1_7))))) && (var_1_21 == ((signed short int) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))))) && ((var_1_18 == var_1_8) ? ((! var_1_20) ? (var_1_22 == ((signed char) ((((var_1_6) > ((5 - var_1_7))) ? (var_1_6) : ((5 - var_1_7)))))) : (var_1_22 == ((signed char) (var_1_7 + var_1_23)))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] [L19] reach_error() VAL [isInitial=1, last_1_var_1_18=8, last_1_var_1_1=5, last_1_var_1_22=0, var_1_10=2, var_1_11=2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_18=1, var_1_19=2147483647, var_1_1=190, var_1_20=1, var_1_21=63, var_1_22=0, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=63, var_1_35=-50, var_1_36=1, var_1_40=24574, var_1_43=32767, var_1_44=16383, var_1_45=8191, var_1_47=16384, var_1_48=1, var_1_50=1, var_1_5=510, var_1_6=-255, var_1_7=575, var_1_8=1073741505, var_1_9=1073741822] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.0s, OverallIterations: 9, TraceHistogramMax: 35, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 18.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2220 SdHoareTripleChecker+Valid, 12.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2182 mSDsluCounter, 3512 SdHoareTripleChecker+Invalid, 11.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2351 mSDsCounter, 581 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3840 IncrementalHoareTripleChecker+Invalid, 4421 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 581 mSolverCounterUnsat, 1161 mSDtfsCounter, 3840 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1692 GetRequests, 1537 SyntacticMatches, 1 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2311 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=550occurred in iteration=7, InterpolantAutomatonStates: 136, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 992 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 3084 NumberOfCodeBlocks, 3084 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 3067 ConstructedInterpolants, 0 QuantifiedInterpolants, 11936 SizeOfPredicates, 19 NumberOfNonLiveVariables, 1997 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 14 InterpolantComputations, 5 PerfectInterpolantSequences, 32352/33320 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 22:55:25,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:55:28,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:55:28,430 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:55:28,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:55:28,441 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:55:28,475 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:55:28,476 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:55:28,476 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:55:28,477 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:55:28,477 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:55:28,477 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:55:28,477 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:55:28,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:55:28,478 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:55:28,478 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:55:28,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:55:28,478 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:55:28,478 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:55:28,478 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:55:28,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:55:28,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:55:28,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:55:28,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:55:28,479 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:55:28,479 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:55:28,479 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:55:28,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:55:28,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:55:28,480 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:55:28,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:55:28,480 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:55:28,480 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:55:28,480 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:55:28,480 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:55:28,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:55:28,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:55:28,481 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:55:28,481 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:55:28,481 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:55:28,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:55:28,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:55:28,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:55:28,483 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61370fc7fa98f07668d2621ea789a0cd07fff9d4c2d86a60d46f3dd4727a286 [2024-11-23 22:55:28,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:55:28,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:55:28,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:55:28,916 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:55:28,916 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:55:28,917 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-11-23 22:55:32,260 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/cee12f0b5/63043f0f555f4785bb41b37bca91a9a8/FLAGe5ed3d548 [2024-11-23 22:55:32,565 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:55:32,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-11-23 22:55:32,576 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/cee12f0b5/63043f0f555f4785bb41b37bca91a9a8/FLAGe5ed3d548 [2024-11-23 22:55:32,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/data/cee12f0b5/63043f0f555f4785bb41b37bca91a9a8 [2024-11-23 22:55:32,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:55:32,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:55:32,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:55:32,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:55:32,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:55:32,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:55:32" (1/1) ... [2024-11-23 22:55:32,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@645c1be1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:32, skipping insertion in model container [2024-11-23 22:55:32,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:55:32" (1/1) ... [2024-11-23 22:55:32,636 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:55:32,817 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-11-23 22:55:32,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:55:32,954 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:55:32,968 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i[919,932] [2024-11-23 22:55:33,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:55:33,071 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:55:33,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33 WrapperNode [2024-11-23 22:55:33,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:55:33,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:55:33,074 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:55:33,074 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:55:33,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,130 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2024-11-23 22:55:33,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:55:33,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:55:33,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:55:33,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:55:33,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,153 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,189 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 22:55:33,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,213 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,214 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,225 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,230 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,241 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:55:33,242 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:55:33,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:55:33,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:55:33,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (1/1) ... [2024-11-23 22:55:33,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:55:33,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:55:33,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:55:33,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:55:33,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:55:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:55:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:55:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:55:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:55:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:55:33,482 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:55:33,485 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:55:39,041 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-23 22:55:39,041 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:55:39,060 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:55:39,062 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:55:39,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:55:39 BoogieIcfgContainer [2024-11-23 22:55:39,062 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:55:39,065 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:55:39,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:55:39,073 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:55:39,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:55:32" (1/3) ... [2024-11-23 22:55:39,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f69baaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:55:39, skipping insertion in model container [2024-11-23 22:55:39,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:55:33" (2/3) ... [2024-11-23 22:55:39,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f69baaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:55:39, skipping insertion in model container [2024-11-23 22:55:39,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:55:39" (3/3) ... [2024-11-23 22:55:39,076 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i [2024-11-23 22:55:39,097 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:55:39,100 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-12.i that has 2 procedures, 97 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:55:39,182 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:55:39,201 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@34f1d7a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:55:39,201 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:55:39,206 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-23 22:55:39,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-23 22:55:39,228 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:39,229 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:39,232 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:39,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:39,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1886477263, now seen corresponding path program 1 times [2024-11-23 22:55:39,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:55:39,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [224715922] [2024-11-23 22:55:39,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:39,261 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:55:39,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:55:39,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:55:39,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-23 22:55:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:39,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:55:40,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2024-11-23 22:55:40,123 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:55:40,123 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:55:40,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [224715922] [2024-11-23 22:55:40,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [224715922] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:55:40,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:55:40,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:55:40,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989381306] [2024-11-23 22:55:40,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:55:40,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:55:40,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:55:40,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:55:40,156 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:55:40,158 INFO L87 Difference]: Start difference. First operand has 97 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-23 22:55:40,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:40,200 INFO L93 Difference]: Finished difference Result 187 states and 339 transitions. [2024-11-23 22:55:40,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:55:40,202 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 218 [2024-11-23 22:55:40,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:40,210 INFO L225 Difference]: With dead ends: 187 [2024-11-23 22:55:40,210 INFO L226 Difference]: Without dead ends: 93 [2024-11-23 22:55:40,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:55:40,218 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:40,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:55:40,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2024-11-23 22:55:40,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2024-11-23 22:55:40,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 56 states have internal predecessors, (77), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2024-11-23 22:55:40,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 147 transitions. [2024-11-23 22:55:40,270 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 147 transitions. Word has length 218 [2024-11-23 22:55:40,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:40,270 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 147 transitions. [2024-11-23 22:55:40,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-11-23 22:55:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2024-11-23 22:55:40,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-23 22:55:40,275 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:40,276 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:40,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-23 22:55:40,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:55:40,477 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:40,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:40,478 INFO L85 PathProgramCache]: Analyzing trace with hash 654757714, now seen corresponding path program 1 times [2024-11-23 22:55:40,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:55:40,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1578381186] [2024-11-23 22:55:40,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:40,479 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:55:40,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:55:40,483 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:55:40,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-23 22:55:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:41,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:55:41,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:45,060 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-23 22:55:45,060 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:55:45,061 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:55:45,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1578381186] [2024-11-23 22:55:45,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1578381186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:55:45,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:55:45,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:55:45,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051704570] [2024-11-23 22:55:45,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:55:45,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:55:45,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:55:45,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:55:45,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:55:45,067 INFO L87 Difference]: Start difference. First operand 93 states and 147 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:55:48,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:51,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:55:51,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:55:51,288 INFO L93 Difference]: Finished difference Result 274 states and 436 transitions. [2024-11-23 22:55:51,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:55:51,320 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 219 [2024-11-23 22:55:51,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:55:51,325 INFO L225 Difference]: With dead ends: 274 [2024-11-23 22:55:51,325 INFO L226 Difference]: Without dead ends: 184 [2024-11-23 22:55:51,326 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:55:51,327 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 77 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:55:51,327 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 474 Invalid, 179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-23 22:55:51,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-11-23 22:55:51,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 154. [2024-11-23 22:55:51,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 81 states have (on average 1.2592592592592593) internal successors, (102), 81 states have internal predecessors, (102), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2024-11-23 22:55:51,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 242 transitions. [2024-11-23 22:55:51,394 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 242 transitions. Word has length 219 [2024-11-23 22:55:51,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:55:51,398 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 242 transitions. [2024-11-23 22:55:51,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:55:51,399 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 242 transitions. [2024-11-23 22:55:51,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-23 22:55:51,406 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:55:51,406 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:55:51,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-23 22:55:51,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:55:51,611 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:55:51,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:55:51,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1514747502, now seen corresponding path program 1 times [2024-11-23 22:55:51,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:55:51,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586186924] [2024-11-23 22:55:51,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:55:51,613 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:55:51,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:55:51,621 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:55:51,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-23 22:55:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:55:52,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-23 22:55:52,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:55:55,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 718 proven. 84 refuted. 0 times theorem prover too weak. 1578 trivial. 0 not checked. [2024-11-23 22:55:55,636 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:55:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-23 22:55:56,767 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:55:56,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586186924] [2024-11-23 22:55:56,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1586186924] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:55:56,767 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:55:56,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 12 [2024-11-23 22:55:56,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156418003] [2024-11-23 22:55:56,767 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:55:56,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-23 22:55:56,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:55:56,770 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-23 22:55:56,770 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2024-11-23 22:55:56,770 INFO L87 Difference]: Start difference. First operand 154 states and 242 transitions. Second operand has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (70), 4 states have call predecessors, (70), 4 states have call successors, (70) [2024-11-23 22:56:00,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:56:04,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:56:07,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:56:08,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:56:08,127 INFO L93 Difference]: Finished difference Result 430 states and 679 transitions. [2024-11-23 22:56:08,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-23 22:56:08,128 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (70), 4 states have call predecessors, (70), 4 states have call successors, (70) Word has length 220 [2024-11-23 22:56:08,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:56:08,135 INFO L225 Difference]: With dead ends: 430 [2024-11-23 22:56:08,140 INFO L226 Difference]: Without dead ends: 340 [2024-11-23 22:56:08,141 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 449 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=133, Invalid=329, Unknown=0, NotChecked=0, Total=462 [2024-11-23 22:56:08,144 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 695 mSDsluCounter, 595 mSDsCounter, 0 mSdLazyCounter, 456 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 695 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2024-11-23 22:56:08,144 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [695 Valid, 727 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 456 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2024-11-23 22:56:08,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2024-11-23 22:56:08,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 275. [2024-11-23 22:56:08,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 157 states have (on average 1.2993630573248407) internal successors, (204), 158 states have internal predecessors, (204), 111 states have call successors, (111), 6 states have call predecessors, (111), 6 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-23 22:56:08,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 426 transitions. [2024-11-23 22:56:08,279 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 426 transitions. Word has length 220 [2024-11-23 22:56:08,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:56:08,280 INFO L471 AbstractCegarLoop]: Abstraction has 275 states and 426 transitions. [2024-11-23 22:56:08,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (70), 3 states have call predecessors, (70), 5 states have return successors, (70), 4 states have call predecessors, (70), 4 states have call successors, (70) [2024-11-23 22:56:08,280 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 426 transitions. [2024-11-23 22:56:08,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-11-23 22:56:08,288 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:56:08,288 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:56:08,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-23 22:56:08,493 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:56:08,493 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:56:08,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:56:08,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1962571344, now seen corresponding path program 1 times [2024-11-23 22:56:08,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:56:08,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591142117] [2024-11-23 22:56:08,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:08,495 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:56:08,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:56:08,497 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:56:08,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-23 22:56:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:56:09,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-23 22:56:09,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:56:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 513 proven. 348 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-11-23 22:56:16,153 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:56:22,757 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:56:22,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591142117] [2024-11-23 22:56:22,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591142117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:56:22,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1093125862] [2024-11-23 22:56:22,758 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:56:22,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:56:22,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:56:22,767 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:56:22,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-23 22:56:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:56:25,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 22:56:25,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:56:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 513 proven. 348 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2024-11-23 22:56:39,289 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:56:51,021 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 18 proven. 84 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-23 22:56:51,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1093125862] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:56:51,022 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:56:51,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 20, 11] total 46 [2024-11-23 22:56:51,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861823518] [2024-11-23 22:56:51,022 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:56:51,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-23 22:56:51,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:56:51,025 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-23 22:56:51,026 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=2131, Unknown=0, NotChecked=0, Total=2550 [2024-11-23 22:56:51,027 INFO L87 Difference]: Start difference. First operand 275 states and 426 transitions. Second operand has 46 states, 46 states have (on average 3.6956521739130435) internal successors, (170), 46 states have internal predecessors, (170), 11 states have call successors, (104), 10 states have call predecessors, (104), 16 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) [2024-11-23 22:57:16,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:57:19,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:07,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:10,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:12,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:15,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:18,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:23,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:58:23,315 INFO L93 Difference]: Finished difference Result 1508 states and 2169 transitions. [2024-11-23 22:58:23,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2024-11-23 22:58:23,319 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 3.6956521739130435) internal successors, (170), 46 states have internal predecessors, (170), 11 states have call successors, (104), 10 states have call predecessors, (104), 16 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) Word has length 220 [2024-11-23 22:58:23,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:58:23,333 INFO L225 Difference]: With dead ends: 1508 [2024-11-23 22:58:23,333 INFO L226 Difference]: Without dead ends: 1301 [2024-11-23 22:58:23,342 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 805 GetRequests, 641 SyntacticMatches, 0 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9938 ImplicationChecksByTransitivity, 70.8s TimeCoverageRelationStatistics Valid=3862, Invalid=23528, Unknown=0, NotChecked=0, Total=27390 [2024-11-23 22:58:23,345 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 1754 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 2542 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1755 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 2542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:58:23,348 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1755 Valid, 1339 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 2542 Invalid, 0 Unknown, 0 Unchecked, 41.2s Time] [2024-11-23 22:58:23,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1301 states. [2024-11-23 22:58:23,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1301 to 362. [2024-11-23 22:58:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 238 states have (on average 1.2941176470588236) internal successors, (308), 238 states have internal predecessors, (308), 105 states have call successors, (105), 18 states have call predecessors, (105), 18 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-23 22:58:23,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 518 transitions. [2024-11-23 22:58:23,468 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 518 transitions. Word has length 220 [2024-11-23 22:58:23,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:58:23,470 INFO L471 AbstractCegarLoop]: Abstraction has 362 states and 518 transitions. [2024-11-23 22:58:23,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 3.6956521739130435) internal successors, (170), 46 states have internal predecessors, (170), 11 states have call successors, (104), 10 states have call predecessors, (104), 16 states have return successors, (105), 10 states have call predecessors, (105), 11 states have call successors, (105) [2024-11-23 22:58:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 518 transitions. [2024-11-23 22:58:23,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-23 22:58:23,477 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:58:23,478 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:58:23,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-23 22:58:23,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-23 22:58:23,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:58:23,879 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:58:23,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:58:23,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1729051117, now seen corresponding path program 1 times [2024-11-23 22:58:23,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:58:23,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [224389403] [2024-11-23 22:58:23,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:58:23,881 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:58:23,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:58:23,889 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:58:23,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-23 22:58:24,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:24,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:58:24,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:27,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2024-11-23 22:58:27,809 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:58:28,378 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:58:28,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [224389403] [2024-11-23 22:58:28,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [224389403] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:58:28,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [408529293] [2024-11-23 22:58:28,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:58:28,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:58:28,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:58:28,380 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:58:28,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-23 22:58:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:29,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-23 22:58:29,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:32,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-23 22:58:32,104 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:58:32,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [408529293] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:58:32,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:58:32,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 10 [2024-11-23 22:58:32,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073194546] [2024-11-23 22:58:32,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:58:32,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:58:32,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:58:32,106 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:58:32,106 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-23 22:58:32,106 INFO L87 Difference]: Start difference. First operand 362 states and 518 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:58:35,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:38,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-23 22:58:38,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:58:38,982 INFO L93 Difference]: Finished difference Result 879 states and 1270 transitions. [2024-11-23 22:58:38,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 22:58:38,982 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 221 [2024-11-23 22:58:38,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:58:38,988 INFO L225 Difference]: With dead ends: 879 [2024-11-23 22:58:38,989 INFO L226 Difference]: Without dead ends: 617 [2024-11-23 22:58:38,990 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2024-11-23 22:58:38,991 INFO L435 NwaCegarLoop]: 163 mSDtfsCounter, 253 mSDsluCounter, 763 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 253 SdHoareTripleChecker+Valid, 926 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-23 22:58:38,991 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [253 Valid, 926 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2024-11-23 22:58:38,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 617 states. [2024-11-23 22:58:39,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 617 to 371. [2024-11-23 22:58:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 247 states have (on average 1.2955465587044535) internal successors, (320), 247 states have internal predecessors, (320), 105 states have call successors, (105), 18 states have call predecessors, (105), 18 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-23 22:58:39,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 530 transitions. [2024-11-23 22:58:39,130 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 530 transitions. Word has length 221 [2024-11-23 22:58:39,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:58:39,131 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 530 transitions. [2024-11-23 22:58:39,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:58:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 530 transitions. [2024-11-23 22:58:39,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-23 22:58:39,136 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:58:39,136 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:58:39,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-23 22:58:39,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-23 22:58:39,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:58:39,537 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:58:39,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:58:39,538 INFO L85 PathProgramCache]: Analyzing trace with hash 677158649, now seen corresponding path program 1 times [2024-11-23 22:58:39,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:58:39,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [532662380] [2024-11-23 22:58:39,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:58:39,538 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:58:39,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:58:39,540 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:58:39,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-23 22:58:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:58:40,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-23 22:58:40,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:58:43,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2024-11-23 22:58:43,944 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:58:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2024-11-23 22:58:50,262 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:58:50,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [532662380] [2024-11-23 22:58:50,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [532662380] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-23 22:58:50,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:58:50,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-23 22:58:50,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630462935] [2024-11-23 22:58:50,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:58:50,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 22:58:50,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:58:50,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 22:58:50,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:58:50,265 INFO L87 Difference]: Start difference. First operand 371 states and 530 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:58:59,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-23 22:59:05,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2024-11-23 22:59:07,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:07,003 INFO L93 Difference]: Finished difference Result 1114 states and 1613 transitions. [2024-11-23 22:59:07,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 22:59:07,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 222 [2024-11-23 22:59:07,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:07,017 INFO L225 Difference]: With dead ends: 1114 [2024-11-23 22:59:07,018 INFO L226 Difference]: Without dead ends: 852 [2024-11-23 22:59:07,019 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 442 GetRequests, 430 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-11-23 22:59:07,020 INFO L435 NwaCegarLoop]: 244 mSDtfsCounter, 305 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:07,020 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 592 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2024-11-23 22:59:07,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 852 states. [2024-11-23 22:59:07,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 852 to 375. [2024-11-23 22:59:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 251 states have (on average 1.2908366533864541) internal successors, (324), 251 states have internal predecessors, (324), 105 states have call successors, (105), 18 states have call predecessors, (105), 18 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-23 22:59:07,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 534 transitions. [2024-11-23 22:59:07,144 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 534 transitions. Word has length 222 [2024-11-23 22:59:07,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:07,145 INFO L471 AbstractCegarLoop]: Abstraction has 375 states and 534 transitions. [2024-11-23 22:59:07,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2024-11-23 22:59:07,145 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 534 transitions. [2024-11-23 22:59:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-23 22:59:07,148 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:07,149 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:07,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-23 22:59:07,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:59:07,349 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:07,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:07,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1378223227, now seen corresponding path program 1 times [2024-11-23 22:59:07,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:07,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1761695948] [2024-11-23 22:59:07,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:07,351 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:59:07,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:07,353 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:59:07,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-23 22:59:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:07,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:59:07,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 563 proven. 177 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2024-11-23 22:59:13,033 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:59:14,713 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:14,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1761695948] [2024-11-23 22:59:14,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1761695948] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:59:14,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [626903389] [2024-11-23 22:59:14,713 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:14,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-23 22:59:14,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-23 22:59:14,716 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-23 22:59:14,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-23 22:59:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:16,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-23 22:59:16,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 624 proven. 87 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2024-11-23 22:59:19,817 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:59:20,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [626903389] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:59:20,605 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:59:20,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2024-11-23 22:59:20,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837980577] [2024-11-23 22:59:20,606 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:59:20,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-23 22:59:20,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:20,607 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-23 22:59:20,607 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-23 22:59:20,608 INFO L87 Difference]: Start difference. First operand 375 states and 534 transitions. Second operand has 12 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 4 states have call successors, (66), 4 states have call predecessors, (66), 6 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) [2024-11-23 22:59:26,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:59:31,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 22:59:31,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:31,858 INFO L93 Difference]: Finished difference Result 962 states and 1370 transitions. [2024-11-23 22:59:31,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-23 22:59:31,859 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 4 states have call successors, (66), 4 states have call predecessors, (66), 6 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) Word has length 222 [2024-11-23 22:59:31,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:31,865 INFO L225 Difference]: With dead ends: 962 [2024-11-23 22:59:31,865 INFO L226 Difference]: Without dead ends: 698 [2024-11-23 22:59:31,867 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 639 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=218, Invalid=484, Unknown=0, NotChecked=0, Total=702 [2024-11-23 22:59:31,868 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 159 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:31,868 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 495 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2024-11-23 22:59:31,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2024-11-23 22:59:32,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 610. [2024-11-23 22:59:32,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 404 states have (on average 1.2821782178217822) internal successors, (518), 404 states have internal predecessors, (518), 175 states have call successors, (175), 30 states have call predecessors, (175), 30 states have return successors, (175), 175 states have call predecessors, (175), 175 states have call successors, (175) [2024-11-23 22:59:32,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 868 transitions. [2024-11-23 22:59:32,037 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 868 transitions. Word has length 222 [2024-11-23 22:59:32,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:32,038 INFO L471 AbstractCegarLoop]: Abstraction has 610 states and 868 transitions. [2024-11-23 22:59:32,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.5) internal successors, (102), 11 states have internal predecessors, (102), 4 states have call successors, (66), 4 states have call predecessors, (66), 6 states have return successors, (67), 4 states have call predecessors, (67), 4 states have call successors, (67) [2024-11-23 22:59:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 868 transitions. [2024-11-23 22:59:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-23 22:59:32,040 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:32,040 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:32,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2024-11-23 22:59:32,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-23 22:59:32,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-23 22:59:32,441 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:32,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:32,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1708121830, now seen corresponding path program 1 times [2024-11-23 22:59:32,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:32,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1326316533] [2024-11-23 22:59:32,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:32,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:59:32,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:32,444 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:59:32,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-23 22:59:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:33,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 22:59:33,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:59:33,625 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 918 proven. 24 refuted. 0 times theorem prover too weak. 1438 trivial. 0 not checked. [2024-11-23 22:59:33,625 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:59:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 78 proven. 24 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2024-11-23 22:59:34,568 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:59:34,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1326316533] [2024-11-23 22:59:34,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1326316533] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:59:34,568 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:59:34,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-11-23 22:59:34,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118895975] [2024-11-23 22:59:34,568 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:59:34,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 22:59:34,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:59:34,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 22:59:34,570 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:59:34,570 INFO L87 Difference]: Start difference. First operand 610 states and 868 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-23 22:59:36,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:59:36,107 INFO L93 Difference]: Finished difference Result 1173 states and 1646 transitions. [2024-11-23 22:59:36,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 22:59:36,108 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 222 [2024-11-23 22:59:36,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:59:36,114 INFO L225 Difference]: With dead ends: 1173 [2024-11-23 22:59:36,114 INFO L226 Difference]: Without dead ends: 670 [2024-11-23 22:59:36,117 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 436 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:59:36,119 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 117 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:59:36,120 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 235 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-23 22:59:36,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-11-23 22:59:36,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 630. [2024-11-23 22:59:36,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 630 states, 419 states have (on average 1.2410501193317423) internal successors, (520), 419 states have internal predecessors, (520), 175 states have call successors, (175), 35 states have call predecessors, (175), 35 states have return successors, (175), 175 states have call predecessors, (175), 175 states have call successors, (175) [2024-11-23 22:59:36,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 870 transitions. [2024-11-23 22:59:36,333 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 870 transitions. Word has length 222 [2024-11-23 22:59:36,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:59:36,334 INFO L471 AbstractCegarLoop]: Abstraction has 630 states and 870 transitions. [2024-11-23 22:59:36,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2024-11-23 22:59:36,335 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 870 transitions. [2024-11-23 22:59:36,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-23 22:59:36,337 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:59:36,338 INFO L218 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:59:36,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-23 22:59:36,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:59:36,540 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:59:36,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:59:36,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1706274788, now seen corresponding path program 1 times [2024-11-23 22:59:36,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:59:36,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1962523047] [2024-11-23 22:59:36,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:59:36,541 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:59:36,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:59:36,546 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:59:36,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d068dfb5-1a67-486b-8be8-c0850ced2fb0/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-23 22:59:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:59:38,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-23 22:59:38,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:01:25,062 WARN L286 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 23:03:24,355 WARN L286 SmtUtils]: Spent 45.67s on a formula simplification that was a NOOP. DAG size: 94 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-23 23:06:49,368 WARN L286 SmtUtils]: Spent 5.05s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)